How long have you been collecting shells教案
八年級下英語學案第32課時【課題】：unit 6 how long have you been collecting shells? . section a (3a--4)
【勵志小木屋】：good habits are the best friends of man. 良好的習慣是益友
【學習目標】：
知識目標 1.識記并會運用單詞raise, several,skater
2.理解并運用短語 talk to sb. , an hour ago, three and a half years
3. 掌握并運用句型
(1) students are skating to raise money for charity. .
(2) so how long have you been playing ? three and a half years.
情感目標：培養學生們的交際能力，以及相互幫助和合作的能力。
【學習重難點】：重點：掌握3a中的重要短語及句型。
難點：現在完成進行時的用法.
自主預習
（一） 預習任務
【task one】 寫出下列單詞及短語。
1.籌集，籌募__________2.幾個的，數個的__________3.溜冰者____________4. 三年半______________/_______________ 5.馬拉松溜冰比賽_____________6.幾個溜冰者_______________7.整整五個小時___________________8.第一個開始做某事的___________________9.一小時前_______________10為慈善團體籌募錢________________________
【task two】：找出下列句子。
1.孩子們正在為慈善團體籌募錢而溜冰。 students are ____________________.
2.馬拉松溜冰比賽已經進行了五個小時。the ________marathon____________.
3.艾利森是第一個開始的已經滑了整整五個小時。
alison was____________and has_______________.
4.他只是一個小時前開始的。he ___________________________.
5.你已經打了多長時間？how __________________________?
【task three】 ：read 3a and tell t or f
1. the skating marathon is in the hilltop school. ( )
2. students are skating to raise money for charity. ( )
3. the skating marathon has been going for six hours now. ( )
4. sam was the first to start . ( )
5. sam and lu ning have been skating for four hours.( )
(二)預習診斷. 1.do you have post cards? we want _____.
a. much b.more c. several d.a little
2.the players are singing___money for poor children. a. raise b. to do c. to raise
3.tom _________stamps since 1981. he is a great_________.
a. has been collecting , collection b. collected , collected
c.collecting, collector d. has been collecting ,. collector
4.lily was the first girl___to the classroom yesterday.a. got b.to get c.to got
(三) 預習反思 do you have any questions ?
二.課中實施
step 1 預習交流------精講點撥
... each student raises ten yuan for charity. 每個學生為慈善機構捐10元。
each 在此處為形容詞，意為“每個的；各個的”。
【知識拓展】辨析each與every
(1) 都可作形容詞，都有“每個的；各個的” 的意思。但，each還可作代詞，意為“各個，各自”